EP0322853A3 - Guide post for magnetic tapes - Google Patents

Guide post for magnetic tapes Download PDF

Info

Publication number: EP0322853A3
Authority: EP; European Patent Office
Prior art keywords: guide post; magnetic tapes; tapes; magnetic; post
Prior art date: 1987-12-28
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19880121700

Other versions

EP0322853B1 (en

EP0322853A2 (en

Inventor

Toshiaki Sugimoto

Mayumi Endou

Isamu Kaneko

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

I Pex Inc

Original Assignee

Dai Ichi Seiko Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1987-12-28

Filing date

1988-12-27

Publication date

1990-09-05

1988-12-27 Application filed by Dai Ichi Seiko Co Ltd filed Critical Dai Ichi Seiko Co Ltd

1989-07-05 Publication of EP0322853A2 publication Critical patent/EP0322853A2/en

1990-09-05 Publication of EP0322853A3 publication Critical patent/EP0322853A3/en

1993-12-01 Application granted granted Critical

1993-12-01 Publication of EP0322853B1 publication Critical patent/EP0322853B1/en

2008-12-27 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/60—Guiding record carrier
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/502—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of tape carriers
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S242/00—Winding, tensioning, or guiding
- Y10S242/90—Particular apparatus material

EP88121700A 1987-12-28 1988-12-27 Guide post for magnetic tapes Expired - Lifetime EP0322853B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP332753/87		1987-12-28
JP62332753A JP2668011B2 (en)	1987-12-28	1987-12-28	Guide post for magnetic tape

Publications (3)

Publication Number	Publication Date
EP0322853A2 EP0322853A2 (en)	1989-07-05
EP0322853A3 true EP0322853A3 (en)	1990-09-05
EP0322853B1 EP0322853B1 (en)	1993-12-01

Family

ID=18258466

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP88121700A Expired - Lifetime EP0322853B1 (en)	1987-12-28	1988-12-27	Guide post for magnetic tapes

Country Status (4)

Country	Link
US (1)	US4934577A (en)
EP (1)	EP0322853B1 (en)
JP (1)	JP2668011B2 (en)
DE (1)	DE3886026T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5041938A (en) *	1988-03-15	1991-08-20	Fuji Photo Film Co., Ltd.	Magnetic tape cassette
JP2844877B2 (en) *	1990-08-09	1999-01-13	松下電器産業株式会社	Rotating head cylinder and method of manufacturing the same
US6031039A (en) *	1996-09-18	2000-02-29	E. I. Du Pont De Nemours And Company	Anti-static composition
US7241309B2 (en)	1999-04-15	2007-07-10	Scimed Life Systems, Inc.	Self-aggregating protein compositions and use as sealants
US5961023A (en) *	1997-09-29	1999-10-05	Imation Corp.	Film transport roller assembly

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2391529A1 (en) *	1977-05-18	1978-12-15	Basf Ag	TAPE GUIDANCE DEVICE FOR HIGH SPEED MAGNETIC TAPE DEVICES
DE3201444A1 (en) *	1981-01-21	1982-08-26	Fuji Photo Film Co., Ltd., Minami-Ashigara, Kanagawa	Tape cassettes
US4486320A (en) *	1981-06-17	1984-12-04	Fuji Photo Film Co., Ltd.	Tape guide for magnetic recording tape cassettes and magnetic recording tape cassettes containing same
EP0170772A1 (en) *	1984-07-09	1986-02-12	Tandy Corporation	Tape cartridge static eliminator
US4635877A (en) *	1984-11-02	1987-01-13	Fuji Photo Film Co., Ltd.	Magnetic tape cassette
EP0223538A2 (en) *	1985-11-13	1987-05-27	Minnesota Mining And Manufacturing Company	Plastic supply tape guide for videocassette

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS56127536A (en) *	1980-03-10	1981-10-06	Fuji Photo Film Co Ltd	Travel guide means for magnetic tape
DE3134894A1 (en) *	1981-09-03	1983-03-10	Basf Ag, 6700 Ludwigshafen	TAPE GUIDE DEVICE FOR MAGNETIC BANDS, ESPECIALLY VIDEO MAGNETIC TAPES AND MAGNETIC TAPE CASSETTES WITH SUCH TAPE GUIDE DEVICE
JPS6028063A (en) *	1983-07-27	1985-02-13	Dai Ichi Seiko Co Ltd	Guide post for magnetic tape
JPS6349303A (en) *	1986-08-13	1988-03-02	Aichi Steel Works Ltd	Production of grooved clutch plate
US4789114A (en) *	1986-12-15	1988-12-06	Sanwa Needle Bearing Co., Ltd.	Composite tape guide of cassette tape for VTR

1987
- 1987-12-28 JP JP62332753A patent/JP2668011B2/en not_active Expired - Lifetime
1988
- 1988-12-27 EP EP88121700A patent/EP0322853B1/en not_active Expired - Lifetime
- 1988-12-27 DE DE88121700T patent/DE3886026T2/en not_active Expired - Fee Related
- 1988-12-27 US US07/290,687 patent/US4934577A/en not_active Expired - Fee Related

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2391529A1 (en) *	1977-05-18	1978-12-15	Basf Ag	TAPE GUIDANCE DEVICE FOR HIGH SPEED MAGNETIC TAPE DEVICES
DE3201444A1 (en) *	1981-01-21	1982-08-26	Fuji Photo Film Co., Ltd., Minami-Ashigara, Kanagawa	Tape cassettes
US4486320A (en) *	1981-06-17	1984-12-04	Fuji Photo Film Co., Ltd.	Tape guide for magnetic recording tape cassettes and magnetic recording tape cassettes containing same
EP0170772A1 (en) *	1984-07-09	1986-02-12	Tandy Corporation	Tape cartridge static eliminator
US4635877A (en) *	1984-11-02	1987-01-13	Fuji Photo Film Co., Ltd.	Magnetic tape cassette
EP0223538A2 (en) *	1985-11-13	1987-05-27	Minnesota Mining And Manufacturing Company	Plastic supply tape guide for videocassette

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 322 (P-511)(2378) 31 October 1986, & JP-A-61 129783 (DAI ICHI SEIKO CO.) 17 June 1986, *
PATENT ABSTRACTS OF JAPAN vol. 11, no. 56 (P-549)(2503) 20 February 1987, & JP-A-61 220182 (NITTO ELECTRIC IND. CO.) 30 September 1986, *
PATENT ABSTRACTS OF JAPAN vol. 9, no. 151 (P-367)(1874) 26 June 1985, & JP-A-60 28063 (DAIICHI SEIKOU) 13 February 1985, *

Also Published As

Publication number	Publication date
DE3886026T2 (en)	1994-03-31
EP0322853B1 (en)	1993-12-01
JP2668011B2 (en)	1997-10-27
DE3886026D1 (en)	1994-01-13
EP0322853A2 (en)	1989-07-05
US4934577A (en)	1990-06-19
JPH01173464A (en)	1989-07-10

Publication	Publication Date	Title
GB2173170B (en)	1987-12-16	Magnetic tape cassette
EP0518681A3 (en)	1993-09-15	Tape guide post
HUT39283A (en)	1986-08-28	Magnetic tape device
SG103992G (en)	1992-12-24	Magnetic tape cassette
GB2195612B (en)	1990-01-10	Magnetic tape cassette
EP0287664A4 (en)	1990-05-14	Cassette for magnetic tapes.
EP0210854A3 (en)	1989-02-08	Magnetic tape cassette
GB2187711B (en)	1988-12-29	Magnetic tape cassettes
EP0431898A3 (en)	1992-04-15	Magnetic tape cassettes
EP0322853A3 (en)	1990-09-05	Guide post for magnetic tapes
GB8823624D0 (en)	1988-11-16	Tape guide
EP0272537A3 (en)	1989-08-23	Magnetic tape cassette
GB8618435D0 (en)	1986-09-03	Magnetic tape & reproducing apparatus
GB2185960B (en)	1989-01-18	Magnetic tape cassettes
EP0312891A3 (en)	1990-04-04	Magnetic tape cassette
EP0431914A3 (en)	1992-04-15	Magnetic tape cassettes
GB8700218D0 (en)	1987-02-11	Magnetic tape running mechanism
GB2183890B (en)	1990-03-28	Magnetic tape drives
GB2212783B (en)	1992-03-25	Magnetic tape cassette
GB2190713B (en)	1989-12-06	Magnetic tape driving device
EP0422658A3 (en)	1992-01-08	Magnetic tape cassette
EP0420247A3 (en)	1992-01-08	Magnetic tape cassette
EP0431913A3 (en)	1992-04-15	Magnetic tape cassettes
HK89291A (en)	1991-11-15	Magnetic tape apparatus
EP0347670A3 (en)	1990-07-25	Magnetic tape cassette

Legal Events

Date	Code	Title	Description
1989-05-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1989-07-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB
1990-07-19	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-09-05	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB
1990-12-12	17P	Request for examination filed	Effective date: 19901016
1992-07-29	17Q	First examination report despatched	Effective date: 19920615
1993-10-15	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1993-12-01	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB
1993-12-24	ET	Fr: translation filed
1994-01-13	REF	Corresponds to:	Ref document number: 3886026 Country of ref document: DE Date of ref document: 19940113
1994-10-06	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1994-10-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1994-11-23	26N	No opposition filed
1997-10-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19971030 Year of fee payment: 10
1997-12-22	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19971222 Year of fee payment: 10
1997-12-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19971230 Year of fee payment: 10
1998-12-27	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19981227
1999-08-18	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19981227
1999-08-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19990831
1999-09-24	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1999-10-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19991001